Keep warm this winter in a Merino wool base layer. Merino wool is widely accepted as the best natural fibre for use in premium base layer products. Soft against the skin, it will keep your body insulated, wick away moisture and help to regulate your body temperature. With natural anti bacterial properties which helps prevent odour and reduce washing. Team up with either the short (B175) or long sleeved (B174) top for maximum protection from the cold. S(32-34) M(34-36) L(36-38) XL(38-40) 2XL(40-42) 3XL(42-44) Men's Long Johns Thermals - Merino